All viruses are made up of two components. What are they?
A. fiber proteins that extend from the body of the virus and one or more tails that are used for locomotion
B. RNA and DNA
C. a plasma membrane and DNA within a nucleus
D. a protein capsid and genetic material, in the form of either RNA or DNA
Answer: D
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Triglycerides are composed of three fatty acids attached to a molecule of ________
Fill in the blank with correct word.
Vascular plant cells generally have the ability to differentiate into various types of tissue–a fact long known to horticulturists who propagate plants by cuttings
This means that plants do not display the strict separation of germline and somatic cells that animals do. Might this be expected to accelerate or decelerate evolution in plants relative to animals?
Microsporidia are unicellular parasites of animals
____________________ Indicate whether the statement is true or false.
How might a patient who is not being treated with an antibiotic still be exposed to an antibiotic?
A) Health care workers being treated with antibiotics may pass the antibiotic on to the patient. B) Antibiotics can be used in aerosols, thereby entering the environment. C) Visitors currently being treated with antibiotics can pass them on to the patient.